Use SmartDialCache object for caching

Extract caching methods from SmartDialLoaderTask
and use a standalone SmartDialCache object instead. This
cache object handles caching failures as well as concurrent
multiple cache requests.

Bug: 6977981
Change-Id: I6df9e273191c7ac434d094e567d7a91814f8c030
3 files changed
tree: 738ad27252640b5af74e4561d6db3dcbbf727adc
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags